/*

 * Licensed to the Apache Software Foundation (ASF) under one

 * or more contributor license agreements.  See the NOTICE file

 * distributed with this work for additional information

 * regarding copyright ownership.  The ASF licenses this file

 * to you under the Apache License, Version 2.0 (the

 * "License"); you may not use this file except in compliance

 * with the License.  You may obtain a copy of the License at

 *

 *     http://www.apache.org/licenses/LICENSE-2.0

 *

 * Unless required by applicable law or agreed to in writing, software

 * distributed under the License is distributed on an "AS IS" BASIS,

 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

 * See the License for the specific language governing permissions and

 * limitations under the License.

 */

package com.bff.gaia.unified.sdk.extensions.sql.meta.provider.bigquery;



import com.google.auto.service.AutoService;

import com.bff.gaia.unified.sdk.extensions.sql.UnifiedSqlTable;

import com.bff.gaia.unified.sdk.extensions.sql.meta.Table;

import com.bff.gaia.unified.sdk.extensions.sql.meta.provider.InMemoryMetaTableProvider;

import com.bff.gaia.unified.sdk.extensions.sql.meta.provider.TableProvider;

import com.bff.gaia.unified.sdk.io.gcp.bigquery.BigQueryUtils;



import static com.bff.gaia.unified.vendor.guava.com.google.common.base.MoreObjects.firstNonNull;



/**

 * BigQuery table provider.

 *

 * <p>A sample of text table is:

 *

 * <pre>{@code

 * CREATE TABLE ORDERS(

 *   ID INT COMMENT 'this is the primary key',

 *   NAME VARCHAR(127) COMMENT 'this is the name'

 * )

 * TYPE 'bigquery'

 * COMMENT 'this is the table orders'

 * LOCATION '[PROJECT_ID]:[DATASET].[TABLE]'

 * }</pre>

 */

@AutoService(TableProvider.class)

public class BigQueryTableProvider extends InMemoryMetaTableProvider {



  @Override

  public String getTableType() {

    return "bigquery";

  }



  @Override

  public UnifiedSqlTable buildUnifiedSqlTable(Table table) {

    return new BigQueryTable(

        table,

        BigQueryUtils.ConversionOptions.builder()

            .setTruncateTimestamps(

                firstNonNull(table.getProperties().getBoolean("truncateTimestamps"), false)

                    ? BigQueryUtils.ConversionOptions.TruncateTimestamps.TRUNCATE

                    : BigQueryUtils.ConversionOptions.TruncateTimestamps.REJECT)

            .build());

  }

}